机器学习常用工具<转>

机器学习

Support Vector Machine

• SVM^light

An implementation of Vapnik's Support Vector Machine

• LIBSVM

A Library for Support Vector Machines

Decision Tree

• C4.5

The "classic" decision-tree tool, developed by J. R. Quinlan  Tutorial

Maximum Entropy

• YASMET

Yet Another Small MaxEnt Toolkit

Conditional Random Field

• CRF++

A simple, customizable, and open source implementation of Conditional Random Fields (CRFs) for segmenting/labeling sequential data

自然语言处理

综合

• OpenNLP

An organizational center for open source projects related to natural language processing

• CMU Statistical Language Modeling Toolkit

A suite of UNIX software tools to facilitate the construction and testing of statistical language models

• The Dragon ToolKit

A Java-based development package for academic use in information retrieval (IR) and text mining. Include many NLP tools

• LingPipe

A suite of Java libraries for the linguistic analysis of human language, including

• track mentions of entities (e.g. people or proteins);
• link entity mentions to database entries;
• uncover relations between entities and actions;
• classify text passages by language, character encoding, genre, topic, or sentiment;
• correct spelling with respect to a text collection;
• cluster documents by implicit topic and discover significant trends over time; and
• provide part-of-speech tagging and phrase chunking.

• Natural Language Toolkit

Open source Python modules, linguistic data and documentation for research and development in natural language processing and text analytics, with distributions for Windows, Mac OSX and Linux.

• Antelope

• Advanced Natural Lange Object-oriented Processing Environment.包括一系列工具(特别c#的stanford parser)

分词

• ICTCLAS

中科院的中文分词系统

• Stanford Chinese Word Segmenter

A Java implementation of a CRF-based Chinese Word Segmenter

词性标注

• Brill tagger

A error-driven transformation-based tagger implemented by  Eric Brill

• Stanford POS Tagger

A Java implementation of the log-linear part-of-speech taggers descriped by Kristina Toutanova, et.al.

• MBT:Memory-based Tagger
• TreeTagger

A decision tree based tagger from the University of Stuttgart.

• SVMTool , a POS Tagger based on SVMs
• QTAG Part of speech tagger

An HMM-based Java POS tagger from Birmingham U.

命名实体识别

• Stanford Named Entity Recognizer

A Java implementation of a Conditional Random Field sequence model, together with well-engineered features for Named Entity Recognition

• LingPipe

Tools include statistical named-entity recognition, a heuristic sentence boundary detector, and a heuristic within-document coreference resolution engine. Java. GPL. By Bob Carpenter, Breck Baldwin and co.

• YamCha

SVM-based NP-chunker, also usable for POS tagging, NER, etc. C/C++ open source. Won CoNLL 2000 shared task. (Less automatic than a specialized POS tagger for an end user.)

Stemming

• Porter Stemming

A process for removing the commoner morphological and inflexional endings from words in English by Martin Porter

• Snowball

A small string processing language designed for creating stemming algorithms for use in Information Retrieval.

句法分析

• Stanford Parser

Java implementations of probabilistic natural language parsers, both highly optimized PCFG and dependency parsers, and a lexicalized PCFG parser.

• Berkeley Parser

文本挖掘

摘要

• Rouge Rouge在Windows下的配置

其他

加密

• OpenSSL

包括众多加密算法，RSA、DES、MD5、SHA等  Win32安装版

压缩

• zlib

A Massively Spiffy Yet Delicately Unobtrusive Compression Library

日志

• Apache Logging Services

Creates and maintains open-source software related to the logging of application behavior and released at no charge to the public, including

• log4j for Java,
• log4cxx for C++, and
• log4net for MS .Net framework.

注: log4cxx官方版本有内存泄漏问题

Unicode

• ICU

A mature, widely used set of C/C++ and Java libraries providing Unicode and Globalization support for software applications

XML

• Xerces

A validating XML parser, including C and Java edition

多字符串匹配

• AC in C# : Aho-Corasick string matching in C#

HTML Parser

• Html Agility Pack , an agile HTML parser that builds a read/write DOM and supports plain XPATH or XSLT. It is a .NET code library that allows you to parse "out of the web" HTML files.
• Majestic-12 , an open source high-performance .NET C# module that was created to parse HTML for links, indexing and other purposes. 速度快，但不生成dom树

外部联接

• An annotated list of resources by Stanford NLP Group
• KDnuggets 有一些与KDD相关的软件等